12 Dec, 14:42
Prop Cian Healy is expected to miss the start of the 2014 RBS 6 Nations after undergoing surgery on his injured ankle on Wednesday.
Anthony Horgan, whose last start was against Ulster in Ravenhill an the end of October, has also made the extended panel.
Munster's training session today in Limerick fell foul of the weather with the squad forced to abandon their original venue - Garryowen FC - because the pitch was frozen, for the all-weather facility in Ardnacrusha
Absent from training were stomach bug victims Horan, Earls, Niall Ronan, Mick O'Driscoll and Tony Buckley.
MUNSTER Squad (v Ospreys): Backs (14) - Denis Hurley, Doug Howlett, Keith Earls, Ian Dowling, Anthony Horgan, Kieran Lewis, Lifeimi Mafi, Barry Murphy, Tomas O'Leary, Duncan Williams, Peter Stringer, Mike Prendergast, Jeremy Manning, Paul Warwick.
Forwards (14) - Marcus Horan, Federico Pucciariello, John Hayes, Timmy Ryan, Jerry Flannery, Denis Fogarty, Paul O'Connell, Mick O'Driscoll, Donncha O'Callaghan, Alan Quinlan, Donnacha Ryan, Niall Ronan, David Wallace, Denis Leamy.